Documentation Cleanup

[ergonyc]

The bulk of the documentation is okay. This thread will enumerate

• gaps
• simplifications to be made
• clarifications
• reorganization

Initial todo:

• [x] version releases. git tags engaging publish to pypi
• [ ] environment setup / dependencies. including Windows, Mac, Linux caveats
• [ ] connections to organelle-segmenter-plugin
• [ ] ??

[shanrhoads]

• [ ] Add instructions to information section within each organelle-segmenter-plugin workflow
• [ ] Ensure all functions are properly annotated for published documentation site.